发明名称 |
Device for monitoring the function of a sirene |
摘要 |
The invention relates to a device for monitoring the function of a sirene, containing a microphone and a circuit arrangement for processing the signal supplied by the microphone with respect to amplitude, frequency and duration. Such a device can be used for the comprehensive control of the functioning of a sirene by remote monitoring.
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申请公布号 |
DE3536701(A1) |
申请公布日期 |
1987.04.16 |
申请号 |
DE19853536701 |
申请日期 |
1985.10.15 |
申请人 |
HOERMANN GMBH |
发明人 |
DUENGEL,PETER,DIPL.-PHYS.DR.-ING.;HOERMANN,HANS,DIPL.-ING. |
分类号 |
G08B3/10;G08B29/10;(IPC1-7):G08B29/00;G10K7/00 |
主分类号 |
G08B3/10 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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